{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xdeb1047800a0d682b98cd6242b367d382999a163d965e8da7aeb19fff0fe5e18",
    "signature": "0xbfd10adf58f8f7c203351422dab33505b209d29d9b8178cdee3ccc13f7150c877e2cceee386fe03f0abba681a6c31d9fdc7f2cf0a00cdc20545124bc33e3a3ea1b",
    "signer": "0x0598FC797642238bFb08593189CB8B4b21aFF411",
    "userId": "179352401"
  }
}